Deep excavation around manhole at soak away trench found with substandard protection. Which must be secured with solid continuous barriers with no gap in between. hazard sign, blinking lights etc must be provided.  (Ref. to: QCS: 1.10.5.5 + 11.1.5.4 + 11.2.2 +11.2.3).
Hazard category: Unsafe excavations